Re: Protecting against unexpected zero-pages: proposal

Greg Stark <gsstark@mit.edu>

From: Greg Stark <gsstark@mit.edu>

To: Tom Lane <tgl@sss.pgh.pa.us>

Cc: Aidan Van Dyk <aidan@highrise.ca>, Gurjeet Singh <singh.gurjeet@gmail.com>, PGSQL Hackers <pgsql-hackers@postgresql.org>

Date: 2010-11-08T17:53:44Z

Lists: pgsql-hackers

On Mon, Nov 8, 2010 at 5:00 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> So maybe Aidan's got a good idea here.  It would sure be a lot easier
> to shoehorn checksum checking in as an optional feature if the checksums
> were kept someplace else.

Would it? I thought the only problem was the hint bits being set
behind the checksummers back. That'll still happen even if it's
written to a different place.

-- 
greg